feat: new alternate syntax and switch to black + isort (yeah, maybe not the best time, but that is done).

tests/util/test_statistics.py

@@ -3,12 +3,9 @@ from bonobo.util.statistics import WithStatistics
 
 class MyThingWithStats(WithStatistics):
     def get_statistics(self, *args, **kwargs):
-        return (
-            ('foo', 42),
-            ('bar', 69),
-        )
+        return (("foo", 42), ("bar", 69))
 
 
 def test_with_statistics():
     o = MyThingWithStats()
-    assert o.get_statistics_as_string() == 'foo=42 bar=69'
+    assert o.get_statistics_as_string() == "foo=42 bar=69"